Nettie, West Virginia has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 39.3 °F (low) to 60.6 °F (high). Annual precipitation averages 56.3 Inches. Nettie is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.5 °F | 38.8 °F | 4.18 in. |
| February | 21.7 °F | 41.6 °F | 3.87 in. |
| March | 28.4 °F | 50.3 °F | 4.92 in. |
| April | 37.7 °F | 61.9 °F | 4.6 in. |
| May | 46.9 °F | 69.9 °F | 5.72 in. |
| June | 55.3 °F | 76.2 °F | 5.52 in. |
| July | 59.1 °F | 79.4 °F | 6.5 in. |
| August | 57.6 °F | 78.5 °F | 4.98 in. |
| September | 51.4 °F | 73.5 °F | 4.17 in. |
| October | 40.5 °F | 63.2 °F | 3.72 in. |
| November | 30.0 °F | 52.0 °F | 3.52 in. |
| December | 24.0 °F | 41.9 °F | 4.55 in. |
| Annual | 39.3 °F | 60.6 °F | 56.25 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |